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- Long furnace life 高炉龄
- Production tests show that reasonable knotting,drying and fritting technology of rammed lining rises the furnace life significantly. 生产试验表明:合理的捣筑炉衬打结工艺和烘烤烧结工艺,使炉龄大幅度延长。
- Production tests show that reasonable knotting, drying and fritting technology of rammed lining rises the furnace life significantly. 生产实验表明：合理的捣筑炉衬打结工艺和烘烤烧结工艺，使炉龄大幅度上升。
- Yield of puddling working procedure is low, the coke ratio that enter furnace is high, steelmaking process furnace life is brief, use up tall, broken bits amount is large. 炼铁工序产量低,入炉焦比高,炼钢工序炉龄短,消耗高,渣量大。
- Abstract: Using magnesia ramming materials in furnace bottom and partial hearth instead of traditional shaped magnesia bricks can prolong furnace life,reduce refractories consumptions per one ton product and increase equipment utilization rate. 文摘:叙述了中低碳锰铁精炼炉用镁质捣打料在炉底与部分炉缸取代传统的成型镁砖作炉衬材料，达到了延长炉龄、降低吨产品耐火材料消耗、提高设备作业率的目的。
- The work principle and maintenance method of bottom gas-feeding brick in top-bottom duplicate blown converter are stated, it is proposed how to make the bricks synchronized with furnace life. 论述了顶底复吹转炉底部供气砖工作原理、维护方法，提出了如何操作才能使底部供气砖与炉龄同步的理论与具体措施。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- You can keep my book as long as you like. 我的书你要借多久都随你的便。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- The beggar spun a long yarn about his misfortunes. 那个乞丐编造了一大篇自己如何遭遇不幸的故事。
- Measures to Extend Baiyin Furnace Life 提高白银炉寿命的措施
- She had acquired much wisdom during her long life. 她经年累月造就了很高的智慧。
- The machine's life is very long. 这机器使用寿命很长。
- How long will our food supplies hold out? 我们的储粮还能维持多久?
- It was a long trudge up the hill. 那段上山的路很难走。
- Mr Jones has a long history of heart trouble. 琼斯先生有长期的心脏病史。
- Many young people in the country long for city life. 许多家村年轻人渴望城市生活。
- Reforming Experiment for Improving Melting Aluminium Furnace Life 提高熔铝炉寿命的改进措施
- Cream cakes are no long a luxury. 奶油蛋糕再也不是奢侈品了。
